Cheapest return flights from Mexico City to Buenos Aires in September from $705

AirHint found the following cheapest return flights from Mexico City (MEX) to Buenos Aires (EZE) in September 2026 (see full year).

Return flights

02 Sep - 11 Sep Arajet
17 Sep - 22 Sep Arajet
02 Sep - 12 Sep Arajet
14 Sep - 29 Sep Arajet
17 Sep - 25 Sep Arajet
17 Sep - 30 Sep Arajet
27 Sep - 30 Sep Arajet
17 Sep - 02 Oct Arajet
03 Sep - 11 Sep Arajet
03 Sep - 15 Sep Arajet
27 Sep - 03 Oct Arajet
05 Sep - 18 Sep Arajet
16 Sep - 09 Oct Arajet
11 Sep - 04 Oct Avianca
20 Sep - 05 Oct Avianca
17 Sep - 01 Oct Avianca
21 Sep - 05 Oct Avianca
28 Sep - 05 Oct Arajet
01 Sep - 31 Oct LATAM Airlines Group
16 Sep - 09 Oct Aeromexico direct

Also check the deals for one-way flights from Mexico City to Buenos Aires in September.

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